import java.util.Scanner;

public class TestQuadraticEquation {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        System.out.println("输入二次方程的三个数字：");
        int a = scanner.nextInt();
        int b = scanner.nextInt();
        int c = scanner.nextInt();

        QuadraticEquation quadraticEquation = new QuadraticEquation(a,b,c);
    }

}
